MBT0008

        micro:IO Extender- a micro:bit IO Expansion Board SKU:MBT0008 INTRODUCTION A simple IO extension board for micro:bit. This board leads out all IO ports of micro:bit that are in accordance with Gravity standard interface. Meanwhile, it has independent I2C and Serial port. The board also integrates the frequently-used buzzer and edge connector contacts. The silkscreens on the back clearly indicate the functions of all interfaces, which can help users to get started easily. FEATURES  Gravity 3-Pin interface, plug and play, support DFRobot Gravity series  Lead out all micro:bit pins in the form of 3P pin header, 19 pins in total.  Independent I2C and 1-way serial port.  Onboard buzzer and buzzer switch  Onboard edge connector contacts  Clear silkscreen, ENIG technology and high quality SPECIFICATION  Operating Voltage: 3.3V  Dimension: 45.5*66.5mm/1.79*2.62”  Interface: IO port ×19 SHIPPING LIST  IO Extender for micro:bit (V1.0) x1     https://www.dfrobot.com/product‐1868.html?search=MBT0008/7‐11‐19